The Ministry of Commerce and Industry has released provisional data for the Index of Eight Core Industries (ICI)for April 2026, showing a modest 1.7% year-on-year expansion compared to April 2025. The combined index reached a provisional level of 166.0, indicating continued but uneven industrial momentum at the beginning of FY2026–27.
The data reveals a dual-speed industrial pattern. Infrastructure-linked sectors such as Cement, Steel, and Electricityrecorded positive growth, supported by ongoing public infrastructure expenditure, urban construction activity, and industrial demand. In contrast, several resource and energy sectors — including Coal, Crude Oil, Natural Gas, and Fertilizers — registered contractions, highlighting persistent structural constraints in domestic extraction and production systems.
Among the strongest-performing sectors, Cement production grew by 9.4%, followed by Steel at 6.2% and Electricity generation at 4.1%. However, Coal production declined by 8.7%, while Crude Oil and Natural Gasoutput contracted by 3.9% and 4.3%, respectively. Fertilizer production also declined by 8.6%, partly reflecting seasonal and maintenance-related factors ahead of the Kharif sowing cycle.
The eight core industries together account for 40.27% of the total weight of the Index of Industrial Production (IIP), making the sector a key leading indicator for broader industrial activity. Within the index, Petroleum Refinery Products remain the single largest component with a weight of 28.04%, followed by Electricity (19.85%) and Steel (17.92%).
The April data follows a revised core sector growth rate of 1.2% for March 2026 and cumulative growth of 2.7% during FY2025–26.
Key Benchmarks (Index of Eight Core Industries, April 2026)
Overall core sector growth: 1.7% (YoY)
Combined index level: 166.0 (provisional)
Core industries account for 40.27% of total IIP weight
Highest-weight sector: Petroleum Refinery Products (28.04%)
Fastest-growing sectors:
Cement: +9.4%
Steel: +6.2%
Electricity: +4.1%
Major contractions:
Coal: -8.7%
Fertilizers: -8.6%
Natural Gas: -4.3%
Crude Oil: -3.9%
Sectoral Weight Distribution
Petroleum Refinery Products: 28.04%
Electricity: 19.85%
Steel: 17.92%
Coal: 10.33%
Crude Oil: 8.98%
Natural Gas: 6.88%
Cement: 5.37%
Fertilizers: 2.63%
What is the "Index of Industrial Production" (IIP) Multiplier?
The Index of Industrial Production (IIP) multiplier represents the statistical relationship where changes in the Core Industries Index amplify the performance of the broader industrial economy, given that the eight core sectors comprise a massive 40.27 percent weight of the total IIP. In national planning, the core index acts as a leading macroeconomic indicator. Because sectors like Steel, Cement, and Electricity serve as the foundational intermediate raw inputs for all other manufacturing segments, such as automotive assembly, heavy machinery, consumer durables, and electronics, an expansion in these core lines signals that downstream industrial production will experience a subsequent growth surge.
Policy Relevance
Strong growth in steel and cement production suggests that India’s infrastructure and capital expenditure cycle remains active, particularly in construction, transport, and urban development sectors.
Continued contractions in coal, crude oil, and natural gas output highlight persistent domestic energy and extraction constraints, potentially increasing long-term dependence on imports.
The divergence between infrastructure growth and energy-sector weakness indicates potential input-side stress that could eventually affect industrial cost structures and electricity supply chains.
Falling fertilizer production ahead of the agricultural season may require close monitoring of inventory levels and supply-chain preparedness before peak Kharif demand begins.
Since core industries carry substantial weight within the broader IIP, prolonged weakness across resource sectors could eventually affect downstream manufacturing and industrial growth momentum.
The data also reflects the growing role of public infrastructure expenditure as a stabilising force within India’s industrial economy during periods of uneven sectoral performance.
Relevant Question for Policy Stakeholders: How can India sustain infrastructure-led industrial expansion while addressing domestic energy production constraints and reducing long-term dependence on imported fuel and resource inputs?
Follow the Full Update Here: Index of Eight Core Industries April 2026